1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetraacetic acid, 6-((4-((bromoacetyl)amino)phenyl)methyl)- 121697-38-9 6-(4-(Bromoacetamido)benzyl)-1,4,8,11-tetraazacyclotetradecane-N,N',N'',N'''-tetracetic acid 6-(4-Bromoacetamidobenzyl)-1,4,8,11-tetraazacyclotetradecane-N,N',N'',N'''-tetraacetic acid 6-BAT Bab-tata Br-Benzyl-teta